1000kva = how much kvar

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what is mean by NPS (Negative phase sequence)fault? what is the difference between EFR & OCR faults?

0 Answers   TNEB Tamil Nadu Electricity Board, Vestas,

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what is the effect of power factor to (a) voltage (b) transformers (c) generators (d)transmission lines

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limitation of conductor height on ground when we consider EMC

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what is the name of the oil is used in transformer?

5 Answers  

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Resistance of a conductor in a close electrical ckt is practically zero why?

1 Answers  

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Why open circuit test of transformers is conducted at rated voltage??Why not any other voltage??

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a battery is having capacity 100AH and 25% charging .if a load taking 10A & connected 6 hour .what is the final condition of the battery.

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One Township having 850 house and each house load is 2.2KW single phase & 5HP 3 Phase motors of 10 Nos .Who can calculate 11 KV transformer capacity .dilip_bhasker@yahoo.co.in

1 Answers  

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what is the exact direction of current? as we know current travels from higher potential to lower potential,so if we take battery +ve to -ve implies current direction is from positive terminal to negative terminal.,whereas electrons flow from negative to positive as they are attracted by positive ions.current will be the plow of charge but not flow of positive ions.please clarify my doubt friends.

2 Answers  

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Why hydropower is called renewable source of energy?

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What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?

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